Reference no: EM133469479

Assignment:

Complete the following. Use all resources for this Unit for the following questions:

1. Describe the overall process of PCR below:

a. What is required for the process (equipment, materials)?

b. What are the major steps required for this process to be successful? What is the PURPOSE for performing PCR in the first place?

2. Describe what CRISPR is what is its use in a bacterial cell?

3. What is the difference between the following:

a.  a chemolithotroph and a chemoorganotroph?

b. a photoautotroph and a heterotroph?

c. anaerobe and a facultative anaerobe?

d. aerobe and anaerobe?

e. purple bacteria and green bacteria?

f. Streptococcus and Staphylococcus and Streptomyces?

g. Micrococcus and Mycobacterium and Myxobacterium?

4. Compare the viruses T4 and Lambda in terms of their infections of bacterial cells . Are there similarities? Differences? Describe each.

5. What is a prophage? What type of infection is it found in?

6. Describe the process of phage induction.

7. Look over the steps of a lytic infection of bacteria and animal viral infections; describe the basic similarities; THEN describe unique features with regard to animal viral infections.

8. Describe the major characteristics, including metabolic category, cellular processes, etc of the methanogens.

9. Describe five major characteristics of the cyanobacteria , including the major category they are placed in metabolically.